John Stefko
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John Stefko Email & Phone Number

Routine Maintenance Craft Supervisor at Marathon Petroleum Corporation
Location: Detroit Metropolitan Area, United States 5 work roles 1 school
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
Marathon Petroleum Corporation
Role
Routine Maintenance Craft Supervisor
Location
Detroit Metropolitan Area, United States
Company size
11295 employees

Who is John Stefko? Overview

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Quick answer

John Stefko is listed as Routine Maintenance Craft Supervisor at Marathon Petroleum Corporation, a with 11295 employees, based in Detroit Metropolitan Area, United States. AeroLeads shows a matched LinkedIn profile for John Stefko.

John Stefko previously worked as Construction/TAR E&I Lead at Marathon Petroleum Corporation and Instrumentation Technician Foreman at Marathon Petroleum Corporation. John Stefko holds Bachelor'S Degree, Electrical And Electronics Engineering, 3.64 from Wayne State University.

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Email format at Marathon Petroleum Corporation

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Marathon Petroleum Corporation

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Profile bio

About John Stefko

John Stefko is a Routine Maintenance Craft Supervisor at Marathon Petroleum Corporation.

Current workplace

John Stefko's current company

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Marathon Petroleum Corporation
Marathon Petroleum Corporation
Routine Maintenance Craft Supervisor
findlay, ohio, united states
Website
marathonpetroleum.com
Employees
11295
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5 roles

John Stefko work experience

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Team & coworkers

Colleagues at Marathon Petroleum Corporation

Other employees you can reach at marathonpetroleum.com. View company contacts for 11295 employees →

CT Cj Tackett Cj Tackett Colleague at Marathon Petroleum CorporationCatlettsburg, Kentucky, United States View → CB Christina Bateman Christina Bateman Colleague at Marathon Petroleum CorporationRichmond, Indiana, United States View → MM Madeline M. Madeline M. Colleague at Marathon Petroleum CorporationDenver, Colorado, United States View → LR Lois Risner Lois Risner Colleague at Marathon Petroleum CorporationCarey, Ohio, United States View → MR Marc Renken Marc Renken Colleague at Marathon Petroleum CorporationHouston, Texas, United States View → JH Josh Hawkins Josh Hawkins Colleague at Marathon Petroleum CorporationArlington, Ohio, United States View → LK Larry Kropff Larry Kropff Colleague at Marathon Petroleum CorporationPowder Springs, Georgia, United States View → DH Diane Holsinger Diane Holsinger Colleague at Marathon Petroleum CorporationSan Antonio, Texas, United States View → SO Sage O'Connor Sage O'Connor Colleague at Marathon Petroleum CorporationCedar Key, Florida, United States View → NH Nathan Hobart Nathan Hobart Colleague at Marathon Petroleum CorporationDover, Ohio, United States View →
1 education record

John Stefko education

FAQ

Frequently asked questions about John Stefko

Quick answers generated from the profile data available on this page.

What company does John Stefko work for?

John Stefko works for Marathon Petroleum Corporation.

What is John Stefko's role at Marathon Petroleum Corporation?

John Stefko is listed as Routine Maintenance Craft Supervisor at Marathon Petroleum Corporation.

Where is John Stefko based?

John Stefko is based in Detroit Metropolitan Area, United States while working with Marathon Petroleum Corporation.

What companies has John Stefko worked for?

John Stefko has worked for Marathon Petroleum Corporation and International Brotherhood Of Electrical Workers (Ibew).

Who are John Stefko's colleagues at Marathon Petroleum Corporation?

John Stefko's colleagues at Marathon Petroleum Corporation include Cj Tackett, Christina Bateman, Madeline M., Lois Risner, and Marc Renken.

How can I contact John Stefko?

You can use AeroLeads to view verified contact signals for John Stefko at Marathon Petroleum Corporation, including work email, phone, and LinkedIn data when available.

What schools did John Stefko attend?

John Stefko holds Bachelor'S Degree, Electrical And Electronics Engineering, 3.64 from Wayne State University.

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